.layout {
  border: 1px solid #d7dde4;
  background: #f5f7f9;
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  height: 100%;
}


.layout-nav {
  width: 420px;
  margin: 0 auto;
  margin-right: 20px;
  height: 100%;
}
.layout-main{
  height: 100%;
}
